What Your Period Says About How Long You’ll Live

“Our team found that women who started menstruation at a later age were less likely to have certain health issues, like coronary heart disease, and those who experienced menopause later in life were more likely to be in excellent health overall, which may be a possible explanation for our findings,” said study author Aladdin Shadyab, Ph.D., in a press release.

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Women who started their periods and entered menopause later in life were also less likely to be smokers or have a history of diabetes. The authors say more research needs to be done to determine why, exactly, these correlations exist, but they make the case that healthy habits = healthy menstruation = a long, healthy life.

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While you can’t change when you surfed your first crimson wave, if you hope to join the women-over-90 crowd one day—a demographic that is expected to quadruple by 2050—these science-backed habits may help.